Efstratios Dimitriou (Greek: Ευστράτιος Δημητρίου; April 22, 1945 – June 13, 1979), better known as Demetrio Stratos, was an Italian lyricist, multi-instrumentalist, music researcher, and co-founder, frontman and lead singer of the Italian progressive rock band Area – International POPular Group.Born and raised in Alexandria, Egypt, of Greek parents, he studied piano and accordion at the "National Conservatoire".